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-rw-r--r--time/tzset.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/time/tzset.c b/time/tzset.c
index 6a9ebe1f82..bbd562db6a 100644
--- a/time/tzset.c
+++ b/time/tzset.c
@@ -514,9 +514,12 @@ tzset (void)
 
   __tzset ();
 
-  /* Set `tzname'.  */
-  __tzname[0] = (char *) tz_rules[0].name;
-  __tzname[1] = (char *) tz_rules[1].name;
+  if (!__use_tzfile)
+    {
+      /* Set `tzname'.  */
+      __tzname[0] = (char *) tz_rules[0].name;
+      __tzname[1] = (char *) tz_rules[1].name;
+    }
 
   __libc_lock_unlock (__tzset_lock);
 }